A Car Manufacturer Ordered 20,000 Window Assemblies from a Supplier

Multiple Choice

A car manufacturer ordered 20,000 window assemblies from a supplier. To make sure the assemblies were made to specifications,the supplier of the window assemblies shipped a sample to the car manufacturer for testing. Which type of control is this practice an example of?

A) feedback control  
B) contiguous control  
C) suboptimal control  
D) feedforward control